<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <title>基本属性</title>
    <style type="text/css">
        .test1{
          border-style:dotted; /*点画线*/
          border-color:#996600; /*边框颜色*/
          border-width:4px; /*边框粗细*/
          }
         .test2{
            border-style:dashed; /*虚线*/
            border-color:blue;
            border-width:2px;
            }

    </style>
</head>
<body>
    <img src="./static/2.JPG" class="test1">
    <img src="./static/2.JPG" class="test2">
</body>
</html>